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Discover the **Active Buzzer (3v)** — your go-to solution for instant, piercing audio alerts in compact electronics!
Ideal for **DIY projects**, Arduino alarms, IoT gadgets, toys, timers, and home automation — add reliable sound feedback effortlessly. With SKU **EC-018-3V-N**, this buzzer simplifies prototyping while delivering professional results. Connect to 3V power and ground for immediate beeps at ~2kHz frequency. Operating range: 2.5-4V DC; resilient from -20°C to +70°C. Grab yours now for unbeatable value at R4.25!